Re: Polymorphic types vs. domains

Where are we on this?  I tested CVS and the problem still seems to
exist.

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Tom Lane wrote:
> The proximate cause of this complaint:
> http://archives.postgresql.org/pgsql-general/2008-12/msg00283.php
> seems to be that the polymorphic-type code doesn't consider a domain
> over an enum type to match an ANYENUM function argument.
> 
> ISTM this is probably wrong: we need such a domain to act like its base
> type for matching purposes.  There is an analogous problem with a domain
> over an array type failing to match ANYARRAY; conversely, such a domain
> is considered to match ANYNONARRAY which it likely should not.
> 
> Comments?  If this is agreed to be a bug, should we consider
> back-patching it?  (I'd vote not, I think, because the behavioral
> change could conceivably break some apps that work now.)
> 
>             regards, tom lane
> 
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